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Diffstat (limited to 'fs/kernfs')
-rw-r--r--fs/kernfs/dir.c10
-rw-r--r--fs/kernfs/file.c4
-rw-r--r--fs/kernfs/inode.c4
-rw-r--r--fs/kernfs/mount.c7
4 files changed, 12 insertions, 13 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index beabb585a7d8..c67afb591e5b 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -532,7 +532,7 @@ void kernfs_put(struct kernfs_node *kn)
kmem_cache_free(kernfs_iattrs_cache, kn->iattr);
}
spin_lock(&kernfs_idr_lock);
- idr_remove(&root->ino_idr, kn->id.ino);
+ idr_remove(&root->ino_idr, kernfs_ino(kn));
spin_unlock(&kernfs_idr_lock);
kmem_cache_free(kernfs_node_cache, kn);
@@ -639,8 +639,8 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
idr_preload_end();
if (ret < 0)
goto err_out2;
- kn->id.ino = ret;
- kn->id.generation = gen;
+
+ kn->id = (u64)gen << 32 | ret;
atomic_set(&kn->count, 1);
atomic_set(&kn->active, KN_DEACTIVATED_BIAS);
@@ -671,7 +671,7 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
return kn;
err_out3:
- idr_remove(&root->ino_idr, kn->id.ino);
+ idr_remove(&root->ino_idr, kernfs_ino(kn));
err_out2:
kmem_cache_free(kernfs_node_cache, kn);
err_out1:
@@ -1656,7 +1656,7 @@ static int kernfs_fop_readdir(struct file *file, struct dir_context *ctx)
const char *name = pos->name;
unsigned int type = dt_type(pos);
int len = strlen(name);
- ino_t ino = pos->id.ino;
+ ino_t ino = kernfs_ino(pos);
ctx->pos = pos->hash;
file->private_data = pos;
diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c
index e8c792b49616..34366db3620d 100644
--- a/fs/kernfs/file.c
+++ b/fs/kernfs/file.c
@@ -892,7 +892,7 @@ repeat:
* have the matching @file available. Look up the inodes
* and generate the events manually.
*/
- inode = ilookup(info->sb, kn->id.ino);
+ inode = ilookup(info->sb, kernfs_ino(kn));
if (!inode)
continue;
@@ -901,7 +901,7 @@ repeat:
if (parent) {
struct inode *p_inode;
- p_inode = ilookup(info->sb, parent->id.ino);
+ p_inode = ilookup(info->sb, kernfs_ino(parent));
if (p_inode) {
fsnotify(p_inode, FS_MODIFY | FS_EVENT_ON_CHILD,
inode, FSNOTIFY_EVENT_INODE, &name, 0);
diff --git a/fs/kernfs/inode.c b/fs/kernfs/inode.c
index f3eaa8869f42..eac277c63d42 100644
--- a/fs/kernfs/inode.c
+++ b/fs/kernfs/inode.c
@@ -201,7 +201,7 @@ static void kernfs_init_inode(struct kernfs_node *kn, struct inode *inode)
inode->i_private = kn;
inode->i_mapping->a_ops = &kernfs_aops;
inode->i_op = &kernfs_iops;
- inode->i_generation = kn->id.generation;
+ inode->i_generation = kernfs_gen(kn);
set_default_inode_attr(inode, kn->mode);
kernfs_refresh_inode(kn, inode);
@@ -247,7 +247,7 @@ struct inode *kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn)
{
struct inode *inode;
- inode = iget_locked(sb, kn->id.ino);
+ inode = iget_locked(sb, kernfs_ino(kn));
if (inode && (inode->i_state & I_NEW))
kernfs_init_inode(kn, inode);
diff --git a/fs/kernfs/mount.c b/fs/kernfs/mount.c
index 067b7c380056..f05d5d6f926d 100644
--- a/fs/kernfs/mount.c
+++ b/fs/kernfs/mount.c
@@ -57,15 +57,14 @@ const struct super_operations kernfs_sops = {
* Similar to kernfs_fh_get_inode, this one gets kernfs node from inode
* number and generation
*/
-struct kernfs_node *kernfs_get_node_by_id(struct kernfs_root *root,
- const union kernfs_node_id *id)
+struct kernfs_node *kernfs_get_node_by_id(struct kernfs_root *root, u64 id)
{
struct kernfs_node *kn;
- kn = kernfs_find_and_get_node_by_ino(root, id->ino);
+ kn = kernfs_find_and_get_node_by_ino(root, kernfs_id_ino(id));
if (!kn)
return NULL;
- if (kn->id.generation != id->generation) {
+ if (kernfs_gen(kn) != kernfs_id_gen(id)) {
kernfs_put(kn);
return NULL;
}